Customer Service

We’re here to help!

At Mt. Diablo Resource Recovery, we are your essential environmental partner. We are committed to providing exceptional customer support and quality service. So, if you have questions about your service or other waste-related questions, ask.

v Text Messaging is Now Available at 925-690-5487!

To begin communicating, text START to 925-690-5487.

By texting  925-690-5487, you consent to receive customer care text messages from Mt. Diablo Resource Recovery at the number provided, including messages sent by autodialer. Consent is not a condition of purchase. Msg & data rates may apply. Msg frequency varies. Unsubscribe at any time by replying STOP. Reply HELP for help or you may contact MDRR at (925) 499-3089. MDRR may record your text message interactions for internal training purposes. Privacy Policy & Terms.

Frequently Asked Questions

If you have questions, we have answers!

Billing & Payment Options

Want to sign up for autopay or go paperless?

Help is Just a Click Away

Have a service question or need more information about our programs? 

Click below to submit a ticket for assistance.

Visit your local Mt. Diablo Resource Recovery Office

Office business hours are Monday through Friday from 8 AM to 5 PM. Please note that our offices are closed for lunch.

We accept walk-in payments during regular business hours, and you can make drop-off payments at any time using the secure payment lockbox located at each office.

CustomerSupport@mdrr.com

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